Unit 2 Review

Which statement best describes the energy transfer shown here?

• light and heat into sound and motion

• electrical energy into light and heat

• electrical energy into sound and motion

• sound and motion into light and heat

Which of these are forms of stored energy? Select all that apply.

• toaster

• an automobile

• coal

• gasoline

• a battery

In your own words, define energy. Then name some examples of energy you see every day.

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Which are fossil fuels?

• solar

• coal

• oil

• wind

• natural gas

When an archer pulls back on the string to shoot an arrow, energy is being _______.

When an arrow hits an apple, the arrow ______ energy to the apple.

Which choices describe the temperature in the pot. Select all that apply.

• 100 C

• 0 C

• 32 F

• 212 F

What happens to a cue ball when it collides with another ball during a pool game? Select all that apply.

• It changes direction.

• It gains stored energy.

• It gains energy of motion.

• It loses some of its energy.

When a ball is dropped on the ground, it ______ energy with each bounce.

When a ball is dropped on the ground, eventually it becomes ______.